The uncertainty in the position of a moving bullet of mass $10 g m$ is $10^{- 5} m$ . Calculate the uncertainty in its velocity

5.2 × 10^-28 m /sec

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3.0 × 10^-28 m /sec

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5.2 × 10^-22 m/sec

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3 × 10^-22 m/sec

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Solution

The correct option is A
5.2 × 10^-28 m /sec

Uncertainty of moving bullet velocity

$Δ v = \frac{h}{4 π \times m Δ x} = \frac{6.625 \times 10^{- 34}}{4 \times 3.14 \times .01 \times 10^{- 5}}$

= $5.2 \times 10^{- 28} m / s e c .$

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The uncertainty in the position of a moving bullet of mass 10 gm is 10−5 m. Calculate the uncertainty in its velocity

The correct option is A 5.2 × 10-28 m /sec Uncertainty of moving bullet velocity Δv = h4π × m Δx = 6.625 × 10−344 × 3.14 × .01 × 10−5 = 5.2 × 10−28 m/sec.

The uncertainty in the position of a moving bullet of mass $10 g m$ is $10^{- 5} m$ . Calculate the uncertainty in its velocity

The correct option is A
5.2 × 10^-28 m /sec

Uncertainty of moving bullet velocity

$Δ v = \frac{h}{4 π \times m Δ x} = \frac{6.625 \times 10^{- 34}}{4 \times 3.14 \times .01 \times 10^{- 5}}$

= $5.2 \times 10^{- 28} m / s e c .$